US PATENT SUBCLASS 524 / 574
.~.~.~.~.~.~ Interpolymer with at least one aliphatic hydrocarbon monomer, e.g., butyl rubber, etc.

Current as of: June, 1999
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524 /   HD   SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {1}
*  DD  .~ PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF (Class 523, subclass 1) {17}
1  DF  .~.~ Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof {31}
543  DF  .~.~.~ Polymer derived from ethylenic reactants only {11}
570  DF  .~.~.~.~ From hydrocarbon monomer {7}
571  DF  .~.~.~.~.~ Conjugated diene hydrocarbon monomer {5}
574.~.~.~.~.~.~ Interpolymer with at least one aliphatic hydrocarbon monomer, e.g., butyl rubber, etc.

DEFINITION

Classification: 524/574

Interpolymer with at least one aliphatic hydrocarbon monomer, e.g., butyl rubber, etc.:

(under subclass 571) Subject matter wherein a -C=C-C=C- hydrocarbon monomer has been interpolymerized with at least a hydrocarbon monomer which is devoid of a carbocyclic ring, e.g., butyl rubber, etc.